[INFO] fetching crate nuidl-lib 0.1.1... [INFO] checking nuidl-lib-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate nuidl-lib 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate nuidl-lib 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nuidl-lib 0.1.1 [INFO] finished tweaking crates.io crate nuidl-lib 0.1.1 [INFO] tweaked toml for crates.io crate nuidl-lib 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 98 packages [INFO] [stderr] Adding aho-corasick v0.7.20 (latest: v1.1.3) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cargo_metadata v0.15.4 (latest: v0.18.1) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding lalrpop v0.19.12 (latest: v0.20.2) [INFO] [stderr] Adding lalrpop-util v0.19.12 (latest: v0.20.2) [INFO] [stderr] Adding phf_shared v0.10.0 (latest: v0.11.2) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding regex v1.7.3 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding toml v0.7.8 (latest: v0.8.12) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded codespan v0.11.1 [INFO] [stderr] Downloaded regex v1.7.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 393e3c64cfe4e1cfe5cb99c47424e0d63b04bbd9a2062ef689c9dfa893e37111 [INFO] running `Command { std: "docker" "start" "-a" "393e3c64cfe4e1cfe5cb99c47424e0d63b04bbd9a2062ef689c9dfa893e37111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "393e3c64cfe4e1cfe5cb99c47424e0d63b04bbd9a2062ef689c9dfa893e37111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "393e3c64cfe4e1cfe5cb99c47424e0d63b04bbd9a2062ef689c9dfa893e37111", kill_on_drop: false }` [INFO] [stdout] 393e3c64cfe4e1cfe5cb99c47424e0d63b04bbd9a2062ef689c9dfa893e37111 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8eb448b92752a8f309e07995dbb3f04581d589199915665f69b43360d36583f8 [INFO] running `Command { std: "docker" "start" "-a" "8eb448b92752a8f309e07995dbb3f04581d589199915665f69b43360d36583f8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling ena v0.14.2 [INFO] [stderr] Compiling prettyplease v0.2.17 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling is-terminal v0.4.12 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Checking codespan v0.11.1 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling string_cache v0.8.7 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Compiling petgraph v0.6.4 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking lalrpop-util v0.19.12 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Compiling nuidl-lib v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.74s [INFO] running `Command { std: "docker" "inspect" "8eb448b92752a8f309e07995dbb3f04581d589199915665f69b43360d36583f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8eb448b92752a8f309e07995dbb3f04581d589199915665f69b43360d36583f8", kill_on_drop: false }` [INFO] [stdout] 8eb448b92752a8f309e07995dbb3f04581d589199915665f69b43360d36583f8 [INFO] checking nuidl-lib-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate nuidl-lib 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate nuidl-lib 0.1.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nuidl-lib 0.1.1 [INFO] finished tweaking crates.io crate nuidl-lib 0.1.1 [INFO] tweaked toml for crates.io crate nuidl-lib 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 98 packages [INFO] [stderr] Adding aho-corasick v0.7.20 (latest: v1.1.3) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cargo_metadata v0.15.4 (latest: v0.18.1) [INFO] [stderr] Adding fixedbitset v0.4.2 (latest: v0.5.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding lalrpop v0.19.12 (latest: v0.20.2) [INFO] [stderr] Adding lalrpop-util v0.19.12 (latest: v0.20.2) [INFO] [stderr] Adding phf_shared v0.10.0 (latest: v0.11.2) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding regex v1.7.3 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.3) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding toml v0.7.8 (latest: v0.8.12) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ebb624c98390eea6b2fa0fd8a1cde4143b6eff7b71eeaea4cd600e1370ff1c0 [INFO] running `Command { std: "docker" "start" "-a" "4ebb624c98390eea6b2fa0fd8a1cde4143b6eff7b71eeaea4cd600e1370ff1c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ebb624c98390eea6b2fa0fd8a1cde4143b6eff7b71eeaea4cd600e1370ff1c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ebb624c98390eea6b2fa0fd8a1cde4143b6eff7b71eeaea4cd600e1370ff1c0", kill_on_drop: false }` [INFO] [stdout] 4ebb624c98390eea6b2fa0fd8a1cde4143b6eff7b71eeaea4cd600e1370ff1c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a2fa9343f08a5b0427d19285513db52b2ae1b82d5bdc772e8fbfbad92d4ec1b [INFO] running `Command { std: "docker" "start" "-a" "7a2fa9343f08a5b0427d19285513db52b2ae1b82d5bdc772e8fbfbad92d4ec1b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ena v0.14.2 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling prettyplease v0.2.17 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking codespan-reporting v0.11.1 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling is-terminal v0.4.12 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Checking codespan v0.11.1 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling string_cache v0.8.7 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Compiling petgraph v0.6.4 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking lalrpop-util v0.19.12 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Compiling nuidl-lib v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.65s [INFO] running `Command { std: "docker" "inspect" "7a2fa9343f08a5b0427d19285513db52b2ae1b82d5bdc772e8fbfbad92d4ec1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a2fa9343f08a5b0427d19285513db52b2ae1b82d5bdc772e8fbfbad92d4ec1b", kill_on_drop: false }` [INFO] [stdout] 7a2fa9343f08a5b0427d19285513db52b2ae1b82d5bdc772e8fbfbad92d4ec1b